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Alexander's Chapter2
Question | Answer |
---|---|
frequency | The number of times a item occurs |
graph | A visual way to display data |
integers | The whole number and there opposites |
mean | The sum of the numbers in a set of data divided by the number of pieces of data |
average | The sum of two or more quantities divided by the number the mean |
measure of tendency | Numbers that are used to described the center set of a data These measures include the mean median and mode |
median | The middle number in set of data are arranged in numerical order |
mode | The number or or item that appears most often in a set of data. |
negative numbers | A number that is less than zero. |
opposites | Number that are the same distance from zero in opposite directions. |
outlier | A value that is much higher or much lower than than the other values in a set of data |
positive numbers | A number that is greater than zero |
range | The difference between the greatest number and the least number in a set of data |
stem and leaf plot | A system used to condense a set of data |
vertical axis | The axis on which the scale and interval are shown in a bar or line graph |
horizontal axis | The axis on which the categories or values are shown in a bar and line graph |
key | A sample data point used to explain the stem and leaves in a stem and leaf plot |
line graph | A graph used to show how a set of data changed over a period of time |
line plot | A diagram that shows the frequency of data on a number line. |